# SDR VNAA202610060018

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 28, 2026
- Submitted: October 7, 2026
- Operation: Air carrier
- Aircraft: [N648NN](https://openairdocs.org/aircraft/N648NN), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15443
- Aircraft time: 15,304 hours, 15,980 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Fitting
- Part number: SH670324753S
- Condition: Corroded
- Location: Zone 100
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/VNAA202610060018

## Discrepancy

CORROSION ON FWD/AFT HINGE HOUSINGS ON LOWER SILL OF THRESHOLD AT PASSENGER DOOR.   FWD AND AFT HINGE (FITTING) HOUSINGS ON LOWER SILL AT PASSENGER DOOR WERE EVALUATED THEREFORE IS OUT LIMITS PER SRM 53-21-23-101-001-A02 AND WERE REPLACED PER SRM 51-42-21-001-001-A01

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